From 9d1400a1efeb8ddc14a41417b8bff11a65c7fabe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rub=C3=A9n=20Norte?= <rubennorte@fb.com>
Date: Mon, 28 Feb 2022 19:30:41 -0800
Subject: [PATCH] Add annotation to report the use of concurrent root in TTRC

Summary:
Annotate use of `ConcurrentRoot` in React in performance logger.

Changelog: [Internal]

Reviewed By: sammy-SC

Differential Revision: D34453147

fbshipit-source-id: 813a58ae964e5ae4ddf806a30597ee39d315e800
---
 Libraries/ReactNative/renderApplication.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Libraries/ReactNative/renderApplication.js b/Libraries/ReactNative/renderApplication.js
index 5663a47a7ad..d3f2d87971d 100644
--- a/Libraries/ReactNative/renderApplication.js
+++ b/Libraries/ReactNative/renderApplication.js
@@ -64,6 +64,10 @@ function renderApplication<Props: Object>(
   }
 
   performanceLogger.startTimespan('renderApplication_React_render');
+  performanceLogger.setExtra(
+    'usedReactConcurrentRoot',
+    useConcurrentRoot ? '1' : '0',
+  );
   performanceLogger.setExtra('usedReactFabric', fabric ? '1' : '0');
   if (fabric) {
     require('../Renderer/shims/ReactFabric').render(